import 'package:flutter/material.dart';
import 'dart:async';
import 'package:flutter/services.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:zx_flutter_network_manager/zx_flutter_network_manager.dart';
import 'cai_toast.dart';
import 'ruk_login_page.dart';


void main() {
  runApp(const MyApp());
}


class MyApp extends StatefulWidget {
  const MyApp({super.key});

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';
  final _zxFlutterNetworkManagerPlugin = ZxFlutterNetworkManager();

  @override
  void initState() {
    super.initState();
    initPlatformState();
    initNetworkConfig();
  }

  void initNetworkConfig(){
    CaiHttpRequest.shared.baseUrl = 'https://ruk.plus:9900';
    CaiHttpRequest.shared.initialize();
    CaiHttpRequest.onError = (String message){
      CAIToast.showToast(message);
    };
  }

  // Platform messages are asynchronous, so we initialize in an async method.
  Future<void> initPlatformState() async {
    String platformVersion;
    // Platform messages may fail, so we use a try/catch PlatformException.
    // We also handle the message potentially returning null.
    try {
      platformVersion =
          await _zxFlutterNetworkManagerPlugin.getPlatformVersion() ?? 'Unknown platform version';
    } on PlatformException {
      platformVersion = 'Failed to get platform version.';
    }

    // If the widget was removed from the tree while the asynchronous platform
    // message was in flight, we want to discard the reply rather than calling
    // setState to update our non-existent appearance.
    if (!mounted) return;

    setState(() {
      _platformVersion = platformVersion;
    });
  }

  @override
  Widget build(BuildContext context) {
    return ScreenUtilInit(
      designSize: const Size(375, 812),
      builder: (context,child){
        return MaterialApp(
          home: AppHomePage(platformVersion: _platformVersion,),
        );
      },
    );
  }
}

class AppHomePage extends StatelessWidget {
  final String platformVersion;
  const AppHomePage({super.key, required this.platformVersion});

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('Plugin example app'),
        actions: [TextButton(onPressed: (){
          _navigateToLoginPage(context);
        }, child: const Text('登陆'))],
      ),
      body: Center(
        child: Text('Running on: $platformVersion\n'),
      ),
    );
  }

  void _navigateToLoginPage(BuildContext context){
    Navigator.push(context, MaterialPageRoute(builder: (BuildContext context){
      return const RukLoginPage();
    }));
  }

}

